260804310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 721405440

約数和(自身を除く): 460601130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 139, 170, 195, 221, 255, 278, 283, 390, 417, 442, 510, 566, 663, 695, 834, 849, 1105, 1326, 1390, 1415, 1698, 1807, 2085, 2210, 2363, 2830, 3315, 3614, 3679, 4170, 4245, 4726, 4811, 5421, 6630, 7089, 7358, 8490, 9035, 9622, 10842, 11037, 11815, 14178, 14433, 18070, 18395, 22074, 23630, 24055, 27105, 28866, 30719, 35445, 36790, 39337, 48110, 54210, 55185, 61438, 62543, 70890, 72165, 78674, 92157, 110370, 118011, 125086, 144330, 153595, 184314, 187629, 196685, 236022, 307190, 312715, 375258, 393370, 460785, 511381, 590055, 625430, 668729, 921570, 938145, 1022762, 1180110, 1337458, 1534143, 1876290, 2006187, 2556905, 3068286, 3343645, 4012374, 5113810, 6687290, 7670715, 8693477, 10030935, 15341430, 17386954, 20061870, 26080431, 43467385, 52160862, 86934770, 130402155, 260804310]

約数ペア:

[(1, 260804310), (2, 130402155), (3, 86934770), (5, 52160862), (6, 43467385), (10, 26080431), (13, 20061870), (15, 17386954), (17, 15341430), (26, 10030935), (30, 8693477), (34, 7670715), (39, 6687290), (51, 5113810), (65, 4012374), (78, 3343645), (85, 3068286), (102, 2556905), (130, 2006187), (139, 1876290), (170, 1534143), (195, 1337458), (221, 1180110), (255, 1022762), (278, 938145), (283, 921570), (390, 668729), (417, 625430), (442, 590055), (510, 511381), (566, 460785), (663, 393370), (695, 375258), (834, 312715), (849, 307190), (1105, 236022), (1326, 196685), (1390, 187629), (1415, 184314), (1698, 153595), (1807, 144330), (2085, 125086), (2210, 118011), (2363, 110370), (2830, 92157), (3315, 78674), (3614, 72165), (3679, 70890), (4170, 62543), (4245, 61438), (4726, 55185), (4811, 54210), (5421, 48110), (6630, 39337), (7089, 36790), (7358, 35445), (8490, 30719), (9035, 28866), (9622, 27105), (10842, 24055), (11037, 23630), (11815, 22074), (14178, 18395), (14433, 18070)]